The first Argentine Chess Championship was held in 1921. The Champion's title was granted after victorious or drawn match between previous champion and challenger, a winner of Torneo Mayor (this or the next year). The matches were done away in 1950 year, for except 1952 year.
The Argentine Chess Championship is organized by the Argentine Chess Federation.
Matches winners (1921-1953)
The results of the matches were as follows:
1921/22 Damian Reca – Benito Villegas 5 : 2
1922 Benito Villegas – Lizardo Molina Carranza 6.5 : 1.5 (extra-official match)
1924 Damián Reca – Benito Villegas 5 : 3
1924 Richard Réti (CSR) – Damián Reca 2.5 : 0.5 (non-official match)
1925 Damián Reca – Julio Lynch 5.5 : 2.5 (extra-official match)
1926 Roberto Grau – Damián Reca 5 : 3
1927/28 Damián Reca resigned to play a match for the title.
1929 Roberto Grau – Isaias Pleci 4 : 0
1930 Isaías Pléci – Roberto Grau 5 : 3
1931 Isaías Pléci – Virgilio Fenoglio 6 : 4
1931/32 Jacobo Bolbochán – Isaías Pléci 6 : 3
1932 Jacobo Bolbochán – Isaías Pléci 5.5 : 1.5
1933 Luis Piazzini – Jacobo Bolbochán 5.5 : 2.5
1934/35 Roberto Grau – Luis Piazzini 7.5 : 5.5
1935 Jacobo Bolbochán – Isaías Pléci 2.5 : 0.5 (play-off)
1936 Roberto Grau – Jacobo Bolbochán 5 : 3
1937 Carlos Guimard – Roberto Grau 6 : 2
1938 Carlos Guimard – Luis Piazzini 7.5 : 2.5 (Jacobo Bolbochán resigned)
1939 Roberto Grau – Carlos Guimard 7.5 : 5.5
1939 Triangular 1. Maderna, 2. Piazzini, 3. Gerschman (play-off)
1940 Carlos Maderna – Luis Piazzini 8 : 6 (Roberto Grau resigned)
1940 Triangular 1. Carlos Guimard, 2. Aristide Gromer (FRA), 3. Franciszek Sulik (POL) (play-off)
1941 Carlos Guimard – Carlos Maderna 8 : 1
1942 Héctor Rossetto – Carlos Guimard 8 : 5 (Rossetto took 3rd place, behind Markas Luckis (LTU) and Herman Pilnik (GER) in ARG-ch 20th Mayor in 1941)
1942 Herman Pilnik (former German, then Argentine citizen) won, ahead of Juan Traian Iliesco (ROM)
1943 Juan Iliesco (former Romanian, then Argentine citizen) took 2nd place, behind Gideon Ståhlberg (SWE)
1944 Héctor Rossetto – Juan Iliesco 4.5 : 0.5
1946 Herman Pilnik – Héctor Rossetto 5 : 3
1948 Julio Bolbochán – Héctor Rossetto 5 : 5
1949 Miguel Najdorf (former Polish, then Argentine citizen) – Julio Bolbochán 5.5 : 4.5
1951 Triangular 1. Carlos Maderna, 2. Jacobo Bolbochán, 3. Enrique Reinhardt (play-off)
1953 Miguel Najdorf – Rubén Shocrón 4.5 : 0.5